Seefingan often spelt Seafingan (Irish: Suí Fingain meaning Fingan's Seat) is a mountain on the border between the counties of Dublin and Wicklow in Ireland. At 724 metres (2,375 ft) it is the 11th highest summit in the Wicklow Mountains, the second highest mountain in South Dublin after Kippure and the 92nd highest summit in Ireland. The mountain has a large megalithic cairn on its summit.